Operation switch



FIG. 1 is a top perspective view of an operation switch of the presentinvention;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a first side view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a top perspective view thereof shown in an environmental use.

The broken line showing of operation switch is included for the purposeof illustrating environment and forms no part of the claimed design.

We claim the ornamental design for an operation switch, as shown anddescribed.